A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

The largest earthwork effigy in the world.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

An abandoned relic of the city's failed experiment with below ground transit.

Where beautiful signs live on forever.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

A sewing machine tycoon built this miniature castle for the people and to beautify a lakeshore.

A diorama of the Civil War, fought by cats.

This recreation of a 19th-century dime museum is full of oddities.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

This Asheville chair museum wants to revive a dying art.

The fine fabric handwoven at Biltmore Industries was once coveted around the world.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

Every week, a festive public jam session breaks out in downtown Asheville.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

This bridge is haunted by the ghost of a distraught mother.